Coffee maker



FIG. 1 is a perspective view of a coffee maker showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof; FIG. 4 is an elevational view of the side opposite the side shown in FIGS. 1 and 3;

FIG. 4 is an elevational view of the side opposite the side shown in FIGS. 1 and 3;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a coffee maker, as shown. 